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migration/rdma: Unfold hook_ram_load()

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There is only one flag called with: RAM_CONTROL_BLOCK_REG.

Reviewed-by: Li Zhijian <lizhijian@fujitsu.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-ID: <20231011203527.9061-6-quintela@redhat.com>
This commit is contained in:
Juan Quintela 2023-10-11 22:35:19 +02:00
parent f6d6c089b7
commit a6323300e8
5 changed files with 18 additions and 46 deletions
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34
migration/rdma.c
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@ -3799,22 +3799,23 @@ err:
}
/* Destination:
* Called via a ram_control_load_hook during the initial RAM load section which
* lists the RAMBlocks by name. This lets us know the order of the RAMBlocks
* on the source.
* We've already built our local RAMBlock list, but not yet sent the list to
* the source.
* Called during the initial RAM load section which lists the
* RAMBlocks by name. This lets us know the order of the RAMBlocks on
* the source. We've already built our local RAMBlock list, but not
* yet sent the list to the source.
*/
static int
rdma_block_notification_handle(QEMUFile *f, const char *name)
int rdma_block_notification_handle(QEMUFile *f, const char *name)
{
RDMAContext *rdma;
QIOChannelRDMA *rioc = QIO_CHANNEL_RDMA(qemu_file_get_ioc(f));
int curr;
int found = -1;
if (!migrate_rdma()) {
return 0;
}
RCU_READ_LOCK_GUARD();
rdma = qatomic_rcu_read(&rioc->rdmain);
QIOChannelRDMA *rioc = QIO_CHANNEL_RDMA(qemu_file_get_ioc(f));
RDMAContext *rdma = qatomic_rcu_read(&rioc->rdmain);
if (!rdma) {
return -1;
@ -3840,18 +3841,6 @@ rdma_block_notification_handle(QEMUFile *f, const char *name)
return 0;
}
static int rdma_load_hook(QEMUFile *f, uint64_t flags, void *data)
{
switch (flags) {
case RAM_CONTROL_BLOCK_REG:
return rdma_block_notification_handle(f, data);
default:
/* Shouldn't be called with any other values */
abort();
}
}
int qemu_rdma_registration_start(QEMUFile *f, uint64_t flags)
{
if (!migrate_rdma() || migration_in_postcopy()) {
@ -3997,7 +3986,6 @@ err:
}
static const QEMUFileHooks rdma_read_hooks = {
.hook_ram_load = rdma_load_hook,
};
static const QEMUFileHooks rdma_write_hooks = {